Home / 2,641,137.54-3,960,246.48-818,997.18

Finding the Fourth Proportional to 2,641,137.54, 3,960,246.48 and 818,997.18

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Solution

The fourth proportional to 2,641,137.54, 3,960,246.48 and 818,997.18 is: 1,228,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,137.54 : 3,960,246.48 = 818,997.18 : x
  2. Step 2: Convert to fraction form
    2,641,137.54/3,960,246.48 = 818,997.18/x
  3. Step 3: Cross multiply
    2,641,137.54x = 3,960,246.48 × 818,997.18
  4. Step 4: Simplify right side
    2,641,137.54x = 3,243,430,699,224.93
  5. Step 5: Solve for x
    x = 3,243,430,699,224.93/2,641,137.54
  6. Step 6: Final answer
    x = 1,228,043.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.